code: def test_plot_response(self):
      response = self.df.chat(
          "plot histogram of man of match versus number of time man of match",
          "plot",
      )
      self.assertTrue(
          response.lower().find(
              "pandas-ai/exports/charts/temp_chart.png"
          )
          != -1
      )
      self.assertTrue(
          self.df.last_code_generated.find("plot(kind='bar')") != -1
      )
  
file_path: pandas-ai/integration/test_cricket.py
imports: import os
  import unittest
  from pandasai import SmartDataframe
  from pandasai.llm import OpenAI
label_desc: Use image node_id 3 for calling the TestCricket obj's underlying member method code with example usage: obj.test_plot_response() without return types